1020010 Chevrolet 400 small block 4.155", 1.560"ch

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Chevrolet 400 small block            
Stock bore: 4.125 - Block Ht. @ .000 deck: 9.000 - Ring Grooves: 1/16 - 1/16 - 3/16
Bore Stroke Rod Length Comp Height Dome CC Compression Ratio                                   58cc          64cc         72cc Gram Wt. Part       Number Required   Ring Set
Inverted dome top: 23˚ - performance street & track          
4.155 3.480 5.700 1.560 -10 11.10 10.3 9.50 520 1020010 1821314155

 

• Does not include rings
• Fits 3.480 & 3.500 strokes
• Valve reliefs fit OEM & .060/.040” shift
• Requires two weeks to manufacture if out of stock